Safety and efficacy of nivolumab in metastatic renal cell carcinoma (mRCC): Results from the NIVOREN GETUG-AFU 26 study.

577 Background: Nivolumab (N) has been approved for the treatment of mRCC after failure of 1 or 2 tyrosine kinase inhibitors (TKI) based on the results of Checkmate 025 study. Right after approval, we initiated the NIVOREN GETUG-AFU 26 study (NCT03013335), a French multicenter prospective study to evaluate safety and efficacy of N in a “real world setting”. Methods: Patients (pts) with clear cell mRCC could be enrolled if they had received at...